Top 10.915

Shaded Area = 15.3057836398

Angle BAC = 75

Shaded Area = 140

X = BF = 3

Square Area = 5.76

X = BCD = 18

Shaded Area = 10

G / P = 1.01458980338

X = CAP = 22.5 = 45 / 2

EF = 3.87298334621